U.S. Army Space and Missile Defense Command, ATTN: SMDC-CM-CN, P.O. Box 1500, Huntsville, AL 35807-3801/106 Wynn Drive, Huntsville, AL 35805-1990

A -- TACTICAL SIMULATION INTERFACE UNIT (TSIU) POC Astrid Lahiere, Contract Specialist/Linda N. Bentley, Contracting Officer, SMDC-CM-CN, (256)955-3755 CNT DASG60-98-C-0073, Modification P00018 AMT $994,176 LINE OPTION I, CLINs 0005/0006 DTD 040199 TO Coleman Research Corporation, 201 South Orange Avenue, Suite 1300, Orlando, FL 32801 Posted 04/02/99 (I-SN315685). (0092)

Loren Data Corp. http://www.ld.com (SYN# 0234 19990406\A-0002.AWD)